|King of France and Navarre |
|Reign||15 - November 20, 1316|
|Coronation||24 June 1509|
|Predecessor||Louis X of France|
|Successor||Philip V of France|
|Born||November 15, 1316|
|Died||November 20, 1316 (aged 5 days)|
|Father||Louis X of France|
|Mother||Clementia of Hungary|
John I (15 – November 20, 1316), called the Posthumous was King of France and Navarre, as the posthumous son and successor of Louis X of France, for the five days he lived. He thus had the shortest recognized reign of any French king.
He was born a king of the House of Capet and the posthumous son of Louis X of France and Clementia of Hungary. John I was king for five days under his uncle's regency, until his death on November 20, 1316. John I was buried in Saint-Denis Cathedral. He was succeeded by his uncle Philip V of France.